Digit - SMS bot that monitors your bank account & saves you money

Savology - Accessible digital financial planning. Plan smart. Save smart.

Quicken - Stay in control of your monthly cash flows, budgets, and expenditures. Quicken provides a navigable interface where you can organize your debit, credit, and savings, and build good habits accordingly.

Penny - Penny is a personal finance app that takes the pain out of keeping track of your finances.

Money Manager Ex - Money Manager Ex is a free, open-source, cross-platform, easy-to-use personal finance software.

Robinhood - Free stock trading service.